112200020121 has 48 divisors (see below), whose sum is σ = 176919792000. Its totient is φ = 63052722432.

The previous prime is 112200020059. The next prime is 112200020131. The reversal of 112200020121 is 121020002211.

It is not a de Polignac number, because 112200020121 - 2⁶ = 112200020057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112200020097 and 112200020106.

It is not an unprimeable number, because it can be changed into a prime (112200020131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3730140 + ... + 3760098.

It is an arithmetic number, because the mean of its divisors is an integer number (3685829000).

Almost surely, 2^112200020121 is an apocalyptic number.

It is an amenable number.

112200020121 is a deficient number, since it is larger than the sum of its proper divisors (64719771879).

112200020121 is a wasteful number, since it uses less digits than its factorization.

112200020121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30398 (or 30391 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 112200020121 its reverse (121020002211), we get a palindrome (233220022332).

The spelling of 112200020121 in words is "one hundred twelve billion, two hundred million, twenty thousand, one hundred twenty-one".